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  <title>Qt 4.3: Licensing Information</title>
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<p>These documents include information about Qt's licenses and the licenses of third party components used in Qt.</p>
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<tr valign="top" class="odd"><th><a href="qt3to4-treewalker.html">Contributions to the Following qt3to4 Files: treewalker.h, treedump.cpp, treedump.h, treewalker.cpp</a></th><td>License information for contributions to the qt3to4 source code.</td></tr>
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<tr valign="top" class="even"><th><a href="pdf-licensing.html">Notes about PDF Licensing</a></th><td>Details of restrictions on the use of PDF-related trademarks.</td></tr>
<tr valign="top" class="odd"><th><a href="qpl.html">Q Public License (QPL)</a></th><td>About the QPL license used for early versions of Qt.</td></tr>
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<tr valign="top" class="even"><th><a href="opensourceedition.html">Qt Open Source Edition</a></th><td>Information about the license and features of the Open Source Edition.</td></tr>
<tr valign="top" class="odd"><th><a href="credits.html">Thanks!</a></th><td>A list of contributors to Qt.</td></tr>
<tr valign="top" class="even"><th><a href="3rdparty.html">Third-Party Licenses Used in Qt</a></th><td>License information for third-party libraries supplied with Qt.</td></tr>
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